CN211285664U - I-shaped steel counterforce device for underground diaphragm wall - Google Patents
I-shaped steel counterforce device for underground diaphragm wall Download PDFInfo
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- CN211285664U CN211285664U CN201921045174.4U CN201921045174U CN211285664U CN 211285664 U CN211285664 U CN 211285664U CN 201921045174 U CN201921045174 U CN 201921045174U CN 211285664 U CN211285664 U CN 211285664U
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Abstract
The utility model discloses an underground continuous wall I-shaped steel counterforce device, including the joint case, the joint case includes a montage joint case standard section and a joint case bottommost section, joint case standard section includes standard section body, sets up at the first male joint on standard section body top and sets up at the terminal first female joint of standard section body, the joint case bottommost section includes bottommost section body, sets up at the male joint of second on bottommost section body top and sets up at the terminal broken ground head of bottommost section body, the beneficial effects of the utility model are that: the joint box is arranged to serve as the counter-force support of the I-shaped steel, no obvious gap exists between the joint box and the I-shaped steel, and the problem that concrete leaks from the bottom of the I-shaped steel is solved.
Description
Technical Field
The utility model relates to a construction auxiliary device technical field, concretely relates to underground continuous wall I-shaped steel counterforce device.
Background
The underground continuous wall is a continuous reinforced concrete wall built underground as a structure for intercepting, preventing seepage, bearing and retaining water.
In the prior art, the underground diaphragm wall is partitioned by the I-shaped steel in the construction process, segmented construction is carried out, one side of the I-shaped steel is supported by the round steel pipe, however, a gap exists between the I-shaped steel and the round steel pipe all the time, and in the concrete pouring process, concrete easily overflows from the bottom of the I-shaped steel and permeates into the gap between the I-shaped steel and the round steel pipe, so that the construction quality is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a rational in infrastructure underground continuous wall I-shaped steel counterforce device.
The technical scheme of the utility model as follows:
the I-shaped steel counterforce device for the underground continuous wall is characterized by comprising a joint box, wherein the joint box comprises a group of joint box standard sections and a joint box bottommost section, each joint box standard section comprises a standard section body, a first male joint arranged at the top end of the standard section body and a first female joint arranged at the tail end of the standard section body, each first male joint adopts an inserting protrusion, the outer wall of each first male joint is provided with a first connecting hole with two sides penetrating through, each first female joint adopts a bearing groove, the outer wall of each first female joint is provided with a second connecting hole with two sides penetrating through, and two adjacent sections of the joint box standard sections are matched with each other through the inserting of the first male joint and the first female joint, so that the first connecting holes correspond to the second connecting holes in position and are fixedly connected through pin shafts in an inserting mode;
the bottom section of the joint box comprises a bottom section body, a second male joint arranged on the top end of the bottom section body and a ground breaking head arranged at the tail end of the bottom section body, wherein the second male joint is provided with a splicing bulge, third connecting holes penetrating through two sides are formed in the outer wall of the second male joint, and the bottom section of the joint box is spliced and matched with the first female joint of the standard section of the joint box through the second male joint to enable the third connecting holes to correspond to the positions of the second connecting holes and is fixedly connected through a pin shaft in a penetrating mode.
The I-shaped steel counterforce device for the underground continuous wall is characterized in that a first lifting lug is arranged on a first male joint at the top end of the standard section body, and a first lifting hole is formed in the first lifting lug; and a second male joint at the top end of the bottommost section body is provided with a second lifting lug, and the second lifting lug is provided with a second lifting hole.
The I-shaped steel counterforce device for the underground diaphragm wall is characterized in that first through holes for penetrating the top-pulling carrying poles are respectively formed in positions, close to the first connecting hole and the second connecting hole, of the standard section body, and second through holes for penetrating the top-pulling carrying poles are formed in positions, close to the third connecting hole, of the bottommost section body.
The I-shaped steel counterforce device for the underground continuous wall is characterized in that the pin shaft comprises a pin shaft body, a pin shaft cap arranged at one end of the pin shaft body and a detachable pin shaft cover plate arranged at the other end of the pin shaft body.
The I-shaped steel counterforce device for the underground continuous wall is characterized in that the jacking carrying pole comprises a carrying pole body and round steel handles arranged at two ends of the carrying pole body.
The I-shaped steel counterforce device for the underground diaphragm wall is characterized in that a limiting plate is arranged on one side of the joint box, and two ends of the limiting plate respectively extend outwards to form the joint box.
The utility model has the advantages that:
1) the joint box is arranged to serve as the counter-force support of the I-shaped steel, no obvious gap exists between the joint box and the I-shaped steel, and the problem that concrete leaks from the bottom of the I-shaped steel is solved.
2) The joint box adopts a sectional type structure and comprises a joint box standard section and a joint box bottommost section, so that the construction can be carried out on continuous walls with different depths, and the application universality is improved.
Drawings
FIG. 1 is a schematic structural diagram of a standard section of a joint box according to the present invention;
FIG. 2 is a schematic structural view of the bottommost section of the joint box of the present invention;
FIG. 3 is a schematic cross-sectional structure view of the joint box of the present invention;
fig. 4 is a schematic view of the pin structure of the present invention;
FIG. 5 is a schematic view of the top-pulling shoulder pole structure of the present invention;
FIG. 6 is a schematic view of the installation of the joint box of the present invention;
in the figure: 1-joint box standard section, 101-standard section body, 102-first male joint, 103-first female joint, 104-first lifting lug, 105-first lifting hole, 106-first connecting hole, 107-second connecting hole, 108-first through hole, 2-joint box bottommost section, 201-bottommost section body, 202-second male joint, 203-ground breaking head, 204-second lifting lug, 205-third connecting hole, 206-second lifting hole, 207-second through hole, 3-pin shaft, 301-pin shaft body, 302-pin shaft cap, 303-pin shaft cover plate, 4-top-pull shoulder pole, 401-shoulder pole body, 402-round steel handle, 5-limiting plate, 6-embedded steel bar, 7-steel wire rope, 8-backfill support, 9-I-steel, 10-joint box.
Detailed Description
The invention is further described with reference to the accompanying drawings.
As shown in fig. 1-6, the i-shaped steel counterforce device for the underground continuous wall comprises a joint box 10, wherein the joint box 10 comprises a group of joint box standard sections 1 and a joint box bottommost section 2;
the joint box standard section 1 comprises a standard section body 101, a first male joint 102 arranged at the top end of the standard section body 101 and a first female joint 103 arranged at the tail end of the standard section body 101, wherein the first male joint 102 adopts an inserting protrusion, a first connecting hole 106 penetrating through two sides is formed in the outer wall of the first male joint 102, the first female joint 103 adopts an accepting groove, a second connecting hole 107 penetrating through two sides is formed in the outer wall of the first female joint 103, and two adjacent sections of the joint box standard section 1 are matched with the first female joint 103 in an inserting manner through the first male joint 102, so that the first connecting hole 106 corresponds to the second connecting hole 107 in position and are fixedly connected in an inserting manner through a pin shaft 3; a first lifting lug 104 is arranged on a first male joint 102 at the top end of the standard section body 101, and a first lifting hole 105 is arranged on the first lifting lug 104; first through holes 108 for inserting the lifting shoulder pole 4 are respectively arranged at positions close to the first connecting hole 106 and the second connecting hole 107 on the standard section body 101.
The bottommost section 2 of the joint box comprises a bottommost section body 201, a second male joint 202 arranged at the top end of the bottommost section body 201 and a ground breaking head 203 arranged at the tail end of the bottommost section body 201, the second male joint 202 adopts an inserting protrusion, a third connecting hole 205 with two sides penetrating through is arranged on the outer wall of the second male joint 202, and the bottommost section 2 of the joint box is inserted and matched with the first female joint 103 of the standard section 1 of the joint box through the second male joint 202, so that the third connecting hole 205 corresponds to the second connecting hole 107 in position and is inserted and fixed through a pin shaft 3; a second lifting lug 204 is arranged on the second male joint 202 at the top end of the bottommost section of the body 201, and a second lifting hole 206 is arranged on the second lifting lug 204; a second through hole 207 for inserting the top-pulling shoulder pole 4 is formed in the bottommost section body 201 at a position close to the third connecting hole 205.
The pin shaft 3 comprises a pin shaft body 301, a pin shaft cap 302 arranged at one end of the pin shaft body 301, and a detachable pin shaft cover plate 303 arranged at the other end of the pin shaft body 301, wherein one end of the pin shaft 3 is inserted into the connecting hole, penetrates out of the connecting hole, is covered with the pin shaft cover plate 303, and is fixed by a bolt.
Top-pull shoulder pole 4 includes shoulder pole body 401 and sets up at the round steel handle 402 at shoulder pole body 401 both ends, and top-pull shoulder pole 4 is used for connecting and carries out interim support when case adds the length.
A limiting plate 5 is arranged on one side of the joint box 10, and two ends of the limiting plate 5 respectively extend out of the joint box 10, so that the joint box 10 and the I-shaped steel can be conveniently installed in place.
The construction process comprises the following steps:
excavating a long and narrow deep groove on the ground by adopting a grooving machine, placing I-steel (the I-steel and a reinforcement cage are of an integral structure) into the deep groove through hoisting equipment, installing a head box 10 at one side of the I-steel through the hoisting equipment, firstly hoisting the bottommost section 2 of the head box, placing the bottommost section 1 of the head box into the deep groove, inserting a jacking shoulder pole 4 into a second through hole 207, respectively arranging two ends of the jacking shoulder pole 4 on jacking cushion blocks (cushion blocks for supporting two ends of the jacking shoulder pole 4) at two sides of the top of the deep groove, then hoisting the standard section 1 of the joint box, butting a first female joint 103 of the standard section 1 of the joint box with a second male joint 202 of the bottommost section of the joint box, enabling a third connecting hole 205 to correspond to the position of a second connecting hole 107, and penetrating and fixing through a pin shaft 3, so that the standard section 1 of the joint box is connected with the bottommost section 2 of the joint box; then, hoisting equipment simultaneously hoists the joint box standard section 1 and the bottommost section 2 of the joint box, dials out the top-pull carrying pole 4, continues to lower the joint box standard section 1, inserts the top-pull carrying pole into the first through hole 108 when the joint box standard section 1 is lowered into the deep groove, then hoists the joint box standard section 1, butt-joints the first male joint 102 of the joint box standard section 1 with the first female joint 103 of the joint box standard section 1, and completes the assembly of the joint box 10 according to the steps until the joint box standard section 1 is exposed out of the deep groove and can not be lowered continuously; binding the joint box 10 on the embedded steel bars 6 at two sides of the deep groove by using a steel wire rope 7, primarily fixing the joint box 10, finally arranging a backfill support 8 at one side of the joint box 10 in the deep groove, and further supporting the joint box 10. And then, concrete is poured into the deep groove, after the concrete is solidified, the joint box 10 is pulled out, and the I-shaped steel 9 is placed for the next unit construction (consistent with the previous construction process) until the construction of the connecting wall is completed.
Claims (6)
1. The I-shaped steel counterforce device for the underground continuous wall is characterized by comprising a joint box (10), wherein the joint box (10) comprises a group of joint box standard sections (1) and a joint box bottommost section (2), each joint box standard section (1) comprises a standard section body (101), a first male joint (102) arranged at the top end of the standard section body (101) and a first female joint (103) arranged at the tail end of the standard section body (101), each first male joint (102) adopts an insertion protrusion, a first connecting hole (106) penetrating through two sides is formed in the outer wall of each first male joint (102), each first female joint (103) adopts a bearing groove, a second connecting hole (107) penetrating through two sides is formed in the outer wall of each first female joint (103), and two adjacent sections of the joint box standard sections (1) are in insertion fit with the first female joints (103) through the first male joints (102), the first connecting hole (106) corresponds to the second connecting hole (107) in position and is fixedly connected with the second connecting hole in an inserting mode through a pin shaft (3);
the joint box bottommost section (2) comprises a bottommost section body (201), a second male joint (202) arranged at the top end of the bottommost section body (201) and a soil breaking head (203) arranged at the tail end of the bottommost section body (201), wherein the second male joint (202) is provided with a plug-in protrusion, the outer wall of the second male joint (202) is provided with third connecting holes (205) penetrating through two sides, and the joint box bottommost section (2) is in plug-in fit with a first female joint (103) of a joint box standard section (1) through the second male joint (202), so that the third connecting holes (205) correspond to the second connecting holes (107) in position and are fixedly connected through a pin shaft (3) in a penetrating manner.
2. The I-shaped steel counterforce device of the underground continuous wall as claimed in claim 1, wherein a first lifting lug (104) is arranged on a first male joint (102) at the top end of the standard section body (101), and a first lifting hole (105) is arranged on the first lifting lug (104); and a second lifting lug (204) is arranged on a second male joint (202) at the top end of the bottommost section body (201), and a second lifting hole (206) is formed in the second lifting lug (204).
3. The i-steel counterforce device of the underground diaphragm wall according to claim 1, characterized in that the standard segment body (101) is provided with a first through hole (108) for inserting the lifting carrying pole (4) at a position close to the first connecting hole (106) and the second connecting hole (107), respectively, and the bottommost segment body (201) is provided with a second through hole (207) for inserting the lifting carrying pole (4) at a position close to the third connecting hole (205).
4. The i-shaped steel counterforce device for the underground continuous wall as claimed in claim 1, wherein the pin shaft (3) comprises a pin shaft body (301), a pin shaft cap (302) arranged at one end of the pin shaft body (301), and a detachable pin shaft cover plate (303) arranged at the other end of the pin shaft body (301).
5. The i-steel counterforce device of the underground diaphragm wall according to claim 3, characterized in that the top-pull carrying pole (4) comprises a carrying pole body (401) and round steel handles (402) arranged at both ends of the carrying pole body (401).
6. The I-shaped steel counterforce device of the underground continuous wall according to claim 1, characterized in that one side of the joint box (10) is provided with a limiting plate (5), and two ends of the limiting plate (5) respectively extend outwards out of the joint box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921045174.4U CN211285664U (en) | 2019-07-05 | 2019-07-05 | I-shaped steel counterforce device for underground diaphragm wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921045174.4U CN211285664U (en) | 2019-07-05 | 2019-07-05 | I-shaped steel counterforce device for underground diaphragm wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211285664U true CN211285664U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921045174.4U Active CN211285664U (en) | 2019-07-05 | 2019-07-05 | I-shaped steel counterforce device for underground diaphragm wall |
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| CN (1) | CN211285664U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281879A (en) * | 2020-10-30 | 2021-01-29 | 中煤科工集团西安研究院有限公司 | Anti-seepage film connecting device for water-intercepting curtain and water-intercepting curtain construction method |
| CN114263168A (en) * | 2022-01-10 | 2022-04-01 | 北京市政建设集团有限责任公司 | Construction method of rock-socketed diaphragm wall of stratum water-stopping enclosure structure |
-
2019
- 2019-07-05 CN CN201921045174.4U patent/CN211285664U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281879A (en) * | 2020-10-30 | 2021-01-29 | 中煤科工集团西安研究院有限公司 | Anti-seepage film connecting device for water-intercepting curtain and water-intercepting curtain construction method |
| CN112281879B (en) * | 2020-10-30 | 2022-04-15 | 中煤科工集团西安研究院有限公司 | Anti-seepage film connecting device for water-intercepting curtain and water-intercepting curtain construction method |
| CN114263168A (en) * | 2022-01-10 | 2022-04-01 | 北京市政建设集团有限责任公司 | Construction method of rock-socketed diaphragm wall of stratum water-stopping enclosure structure |
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